package com.sima.queues;

import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;

/**
 * Created by Maple on 2017-05-28.
 */
public class JMSConsumerFirst {
    private static final String USERNAME = ActiveMQConnection.DEFAULT_USER; // 默认的连接用户名
    private static final String PASSWORD = ActiveMQConnection.DEFAULT_PASSWORD; // 默认的连接密码
    private static final String BROKEURL = ActiveMQConnection.DEFAULT_BROKER_URL; // 默认的连接地址
//    private static final String BROKEURL= "tcp://localhost:8161"; // 默认的连接地址
    public static void main(String[] args){
        ConnectionFactory connectionFactory; // 连接工厂
        Connection connection = null; // 连接
        Session session; // 会话 接受或者发送消息的线程
        Destination destination; // 消息的目的地
        MessageConsumer messageConsumer; // 消息的消费者

        // 实例化连接工厂
        connectionFactory=new ActiveMQConnectionFactory(JMSConsumerFirst.USERNAME, JMSConsumerFirst.PASSWORD, JMSConsumerFirst.BROKEURL);
        try {
            connection=connectionFactory.createConnection();  // 通过连接工厂获取连接
            connection.start(); // 启动连接
            session=connection.createSession(Boolean.FALSE, Session.AUTO_ACKNOWLEDGE); // 创建Session
            destination=session.createQueue("TestQueueFirst");  // 创建连接的消息队列
            messageConsumer=session.createConsumer(destination); // 创建消息消费者
            while(true){
                TextMessage textMessage=(TextMessage)messageConsumer.receive(100000);
                if(textMessage!=null){
                    System.out.println("收到的消息："+textMessage.getText());
                }else{
                    break;
                }
            }
        } catch (JMSException e) {
            e.printStackTrace();
        }

    }
}
